JP2006348594A - Opening and closing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an opening and closing device having the opening and closing body inhibited from being deflected or fluttered, and capable of effectively reducing noises and damage to each component caused by the deflection and fluttering of the opening and closing body. <P>SOLUTION: The opening and closing body 30 is reinforced by a deflection suppressing member 30 which can switch between a not-protruded state and a protruded state of being protruded on the opening and closing body 10 in the thickness direction of the opening and closing body. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a shutter device including an overhead door, a roll screen, a blind, an awning device, a gate, a gate, a sliding wall device, etc. More particularly, the present invention relates to an opening / closing device suitable for use as a shutter device.

Conventionally, as disclosed in Patent Document 1, this kind of invention is an opening / closing device in which an opening / closing body (shutter curtain 3) is arranged on the outdoor side of a window sash of a structure, There is a screen screen shoji (4) on the side, a door heel side ridge (1b), a back surface of an opening / closing body (shutter curtain 3), etc., with a cushioning material (9, 9 ', or 90) fixed thereto.
According to this prior art, even if the opening / closing body (shutter curtain 3) bends indoors due to strong wind from the outdoor side, the opening / closing body (shutter curtain 3) when bent is the screen door shoji (4) or sash. Direct contact with the shoji (1) can be mitigated by the cushioning material (9, 9 ′, 90) interposed therebetween.

However, in the prior art, although the direct contact between the opening / closing body (shutter curtain 3) and the screen door shoji (4) and the sash shoji (1) is blocked by the cushioning material (9, 9 ', 90), If the body (shutter curtain 3) bends and collides with the cushioning material (9, 9 ', 90), the impact is transmitted to the screen door (4), the sash screen (1), and the like.
In addition, if the opening / closing body (shutter curtain 3) bends or flutters, the end in the width direction of the opening / closing body (shutter curtain 3) may come into strong contact with the inner surface of the guide rail (7). is there.
Therefore, also in the said prior art, there exists a possibility of producing a noise and damaging each structural member resulting from the bending and flapping of an opening-and-closing body.
In addition, when the amount of bending of the opening / closing body is extremely large due to a strong wind such as a typhoon, the opening / closing body may be detached from the guide rail.
Japanese Patent Laid-Open No. 11-22342

  The present invention has been made in view of the above-described conventional circumstances, and a problem to be solved by the present invention is that the opening / closing body of the opening / closing device can be prevented from being bent or fluttered. An object of the present invention is to provide a switchgear that can effectively reduce the occurrence of noise caused by flapping and the damage of each component.

  In order to solve the above-described problem, in the first invention, in the opening / closing device that slides and closes the opening / closing body, the opening / closing body includes a bending suppressing member that suppresses bending in the thickness direction, and the bending suppressing member includes: The opening / closing body is disposed along the width direction of the opening / closing body so as to be switchable between a protruding state and a non-projecting state protruding in the opening / closing body thickness direction, and the opening / closing body in the closed state is bent across the width direction. It is characterized by comprising the reinforcement structure which suppresses the deformation | transformation of the opening-closing body which arises.

Here, the opening / closing apparatus according to the present invention may be any apparatus that includes at least an opening / closing body operable in a closing direction and is configured to partition a space by a sliding operation of the opening / closing body. A mode in which the opening / closing body is used to perform only a closing operation (for example, a fire shutter device) and a mode in which the opening / closing body is used to perform both an opening operation and a closing operation are included.
Further, in this opening / closing device, the opening / closing body is wound up by the winding shaft on the opening direction side, and the opening / closing body is drawn out from the winding shaft, or the opening / closing body is not wound on the storing portion on the opening direction side. It includes a mode of storing and feeding out from the storage site.

  Further, the opening / closing body has an aspect in which a plurality of slats and pipes are continuously provided in the opening / closing direction, an aspect in which one or more panels, a sheet-like object, and a net-like object are provided in the opening / closing direction, or a slat. , A panel, a pipe, a sheet-like material, a net-like material, or the like.

The bending suppression member may be disposed over substantially the entire width direction of the opening / closing body, or may be disposed in any part thereof, and is generated when the opening / closing body is to be bent in a closed state. Any arrangement may be used as long as the reinforcing structure that suppresses deformation of the opening / closing body can be configured.
Further, the deflection suppressing member may be a member provided integrally with the opening / closing device, or may be a member provided detachably with respect to the opening / closing device.
Further, the deflection suppressing member may be disposed only on the front side or the back side of the opening / closing body, or may be disposed on both the front side and the back side of the opening / closing body. It may be.
Further, the deflection suppressing member may be slidable relative to the opening / closing body.

  In the second invention, the deflection suppressing member includes a projecting portion that can project in the thickness direction side with respect to the opening and closing body, and a holding means that can maintain the projecting state of the projecting portion. Features.

  In the third aspect of the invention, the protrusion is supported so as to be able to rotate forward and backward in the opening direction and the closing direction with respect to the opening / closing body. The non-projecting state folded in parallel is alternately performed, and the projecting state of the projecting portion is held by the holding means, and by releasing the holding means, the projecting portion is brought into the non-projecting state. It is characterized by doing so.

  As an example of the structure of the holding means, in the fourth invention, the holding means is supported so as to be able to rotate forward and backward in the opening direction and the closing direction with respect to the opening and closing body, and is in a protruding state by the forward and reverse rotation. A state in which the projecting portion is supported and held from the closing direction side and a non-projecting state in which the projecting portion is folded substantially parallel to the opening / closing body are alternately performed.

  As another example of the configuration of the holding means, in the fifth invention, the opening / closing body is wound around a winding shaft on the opening direction side, and is fed out from the winding shaft, The holding means is configured to be urged so that the protruding portion rotates in the protruding direction, and the protruding portion is sandwiched between the opening and closing bodies that overlap when the opening and closing body is wound, so that the urging force of the holding means is On the other hand, when the opening / closing body is unfolded, it is elastically rotated in the protruding direction by the biasing force of the holding means. It is characterized by moving and protruding.

  Here, the biasing configuration in the holding means includes a leaf spring, a coil spring, a rubber body, an elastic synthetic resin body, and the like.

In the opening / closing device of the present invention, the opening / closing device is provided with a guide rail for guiding both ends of the opening / closing body in the opening / closing direction, and the opening / closing body and the guide rail are in the protruding state. It is also possible to adopt a form characterized by being positioned in between.
According to the opening / closing device of such a form, since the protrusion is positioned between the opening / closing body and the guide rail, the gap between the opening / closing body and the guide rail is narrowed. Thus, it is possible to effectively prevent fluttering caused by strong winds, reduce noise and damage to each component, and pull out the opening / closing body from the guide rail.

In the opening / closing apparatus of the present invention, a plurality of the bending suppression members may be provided in the opening / closing direction of the opening / closing body.
According to the opening / closing device of such a form, since a plurality of the deflection suppressing members are arranged along the opening / closing direction of the opening / closing body, a better reinforcing structure can be formed and the opening / closing body long in the opening / closing direction can be configured. Reinforcement can also be performed.

In the present specification, the “opening / closing body thickness direction” means the thickness direction of the opening / closing body in the closed state.
Further, in this specification, the “opening / closing body width direction” means a direction that is substantially orthogonal to the opening / closing direction of the opening / closing body and not the thickness direction of the opening / closing body.
Further, in this specification, the “opening / closing body opening / closing direction” means a direction in which the opening / closing body slides to partition or open the space.

Since the present invention is configured as described above, the following effects can be obtained.
According to the first invention, since the deflection suppressing member is disposed so as to protrude in the opening / closing body thickness direction along the width direction of the opening / closing body, the bending of the opening / closing body in the closed state in the protruding state. The bending over the width direction of the opening / closing body can be suppressed against the deformation force generated in the thickness direction of the opening / closing body.
In addition, since it can be switched between a projecting state and a non-projecting state, the bending suppression member is prevented from being obstructed during the opening / closing operation of the opening / closing body by making the bending suppression member non-projecting, and the bending suppression member opens / closes the opening / closing body. The opening / closing operation can be performed smoothly without affecting the operation.
Therefore, it is possible to suppress the closed state opening / closing body from being bent or fluttering due to strong winds, etc. Damage to the member can be effectively reduced.
In addition, it is possible to prevent the closed opening / closing body from coming off from the guide rail or the like supporting the opening / closing body due to the bending or flapping.

  Furthermore, according to 2nd invention, the said bending suppression member can be provided concretely.

  Further, according to the third invention, the deflection suppressing member opens and closes the opening / closing body by switching between the projecting state and the non-projecting state of the projecting portion and folding the projecting portion into the non-projecting state in the closing operation of the opening / closing body. A configuration that can smoothly perform the opening and closing operation without affecting the operation can be specifically provided.

  According to the fourth aspect of the invention, when the projecting state of the projecting portion is released, the projecting portion is folded together with the projecting portion, so that the deflection suppressing member can smoothly open and close the opening / closing operation without affecting the opening / closing operation of the opening / closing body. The structure which can be performed can be specifically provided.

  According to the fifth aspect of the invention, since the projecting portion is automatically switched between the projecting state and the non-projecting state during the opening / closing operation of the opening / closing body, the deflection suppressing member affects the winding operation of the opening / closing body by the winding shaft. Therefore, the opening / closing operation can be performed smoothly, and the bending suppressing operation of the bending suppressing member can be performed quickly.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
The opening / closing device of the present embodiment is arranged in or on the opening or inside of a building / structure such as a house, building, warehouse, factory, underground mall, tunnel, vehicle loading platform, etc. An example of a shutter device that partitions and opens the space will be described.

  The opening / closing device 1 includes an opening / closing body 10 that opens and closes by sliding an end portion in the closing direction in the up / down direction, and left and right guide rails 20, 20 that guide both ends in the width direction of the opening / closing body 10 in the opening / closing direction, A winding device (not shown) that winds and unwinds the opening / closing body 10 on the opening direction side of the opening / closing body 10 and a bending suppression member 30 that suppresses bending of the opening / closing body 10 in the thickness direction are provided. The suppressing member 30 constitutes a reinforcing structure that suppresses deformation of the opening / closing body that occurs when the opening / closing body in the closed state tries to bend across its width direction. (See FIGS. 1 to 3).

  The open / close body 10 is formed by connecting a plurality of so-called slats 11 (see FIG. 2) formed by bending a horizontally-long substantially rectangular metal plate so as to rotate between adjacent slats in the vertical direction. A seat plate member 13 for contacting a contact target portion such as a floor surface, the ground, or a frame member is connected to the lower end portion of the opening / closing body main body 12 in the opening / closing body width direction. Yes.

  The guide rail 20 is a member that surrounds the widthwise end of the opening / closing body 10 in a substantially U-shaped cross-section and guides the opening / closing body 10 in the opening / closing direction. It is arranged over the direction.

Further, the deflection suppressing member 30 opens and closes the protruding portion A that protrudes in the thickness direction with respect to the opening / closing body, the holding means B that holds the protruding state of the protruding portion, and the protruding portion A and the holding means B. It is comprised from the support plate C supported so that protrusion in the body thickness direction is possible.
The projecting portion A is formed in a substantially plate shape, and a substantially cylindrical fitting convex portion A1 is formed at one end edge thereof so as to be rotatably fitted in a fitting groove C1 formed in the support plate C. Yes.
Further, the projecting portion A rotates in a range from the non-projecting state (FIG. 1 (a)) substantially parallel to the opening / closing body 10 to the support plate C to the projecting state (FIG. 1 (b)). ing.
That is, in the non-projecting state, the protruding portion A is folded and placed in a retracted state so as to be substantially parallel to the opening / closing body 10 with respect to the support plate C (FIG. 1A).

In the figure, reference numeral A2 denotes a holding projection for holding means B, which will be described later, to hold the protruding portion A. A plurality of holding projections A2 are formed in the opening / closing body thickness direction (two in the illustrated example). In addition, the protruding state of the holding projection A2 is held by contacting the holding projection A2 so that one end of the holding means B is hooked.
Further, by changing the holding projection A2 with which the holding means B is brought into contact, the protruding angle of the protruding portion A can be changed.
In the present embodiment, the holding protrusion A2 is exemplified as a plurality of forms, but the present invention includes a form in which the holding protrusion A2 is single.

The holding means B is formed in a substantially plate shape, and is formed with a substantially cylindrical fitting convex portion B1 that is rotatably fitted in a fitting groove C2 formed in the support plate C at the other end. .
Further, the holding means B rotates within the range from the non-holding state (FIG. 1 (a)) substantially parallel to the opening / closing body 10 to the support plate C to the holding state (FIG. 1 (b)) with respect to the protrusion A. Like to do.
In other words, the holding means B is folded and placed in a retracted state so as to be substantially parallel to the opening / closing body 10 with respect to the support plate C when the protrusion A is not held (FIG. 1A).
The holding means B is preferably provided over the entire length of the protrusion A, but may be provided singly or in a part in the longitudinal direction of the protrusion A.

The support plate C is formed in a substantially plate shape in which the fitting convex portion B <b> 1 is formed at the closing side end portion, and is fixed to the slat 11.
Further, the fitting groove C1 into which the fitting convex portion A1 is fitted is formed at the opening side end portion of the opening / closing body 10 of the support plate C, and the fitting convex portion B1 is fitted into the closing side end portion. The fitting groove C2 is formed, and both the fitting grooves are opened on the opening / closing body thickness direction side, and the opening is expanded by pushing the fitting projections A1 and B1 through the opening. To be fitted.
The fitting groove C1 and the fitting groove C2 may be directly formed in the slat 11, and in this case, the support plate C can be omitted.
The support plate C may be detachably attached to the slat 11 or may be slidable in the width direction of the opening / closing body 10.
The support plate C is preferably provided over the entire length of the protrusion A, but may be provided singly or in a part in the longitudinal direction of the protrusion A.

  In the figure, reference numeral A3 is a magnet disposed on the protruding portion A, and reference numeral B2 is a magnet B2 disposed on the holding means B. When the protruding portion A and the holding means B are folded, both magnets By sticking, the folded state of the protruding portion A and the holding means B is maintained.

According to the bending suppressing member 30, the protruding portion A is protruded by rotating the protruding portion A in the opening / closing body opening direction with respect to the support plate C, and the holding means B is opened / closed with respect to the supporting plate C while maintaining this state. While projecting by rotating in the body closing direction, the projecting portion A is maintained in the projecting state by being brought into contact with the retaining projection A2 and hooked to suppress the bending of the opening / closing body 10 in the width direction (FIG. 1 ( b)).
The protrusion A is rotated in the opening / closing body opening direction to separate the holding means B from the holding projection A2, the holding means B is rotated in the opening / closing body opening direction and folded, and then the protrusion A is moved in the opening / closing body closing direction. By rotating and folding, the magnets A3 and B2 stick to each other and the protruding portion A is kept in the non-projecting state (FIG. 1A).

As shown in FIG. 2, the range of arrangement of the opening / closing body of the bending suppressing member 30 in the width direction may be substantially the entire area of the opening / closing body 10 exposed between the guide rails 20, 20, or FIG. As shown, substantially the entire region including the end in the width direction of the opening / closing body 10 surrounded by the guide rails 20, 20 of the opening / closing body 10 may be used.
In the arrangement form shown in FIG. 3, in the protruding state of the protruding portion A, the protruding portion approaches or contacts the guide rails 20, 20, so that the gap between the guide rails 20, 20 and the opening / closing body 10 is filled. In addition to the effect of suppressing the deflection of the opening / closing body 10, it is possible to suppress fluttering caused by strong winds, reduce noise and damage to each component, pull out the opening / closing body 10 from the guide rails 20 and 20, etc. Can be effectively prevented.

  In addition, in this Embodiment, although what comprised the said bending suppression member 30 as one thing covering substantially the whole width direction of the said opening / closing body 10 was illustrated, besides this example, the bending suppression member 30 is the said opening / closing body. 10 may be divided into a plurality of parts so as to be disposed over substantially the entire region in the width direction or the length of a part of the opening / closing body 10 in the width direction.

Next, another example of the switchgear according to the present invention will be described with reference to FIGS.
In addition, in the switchgear described below, portions that are substantially the same as those of the switchgear 1 are denoted by the same reference numerals as those of the switchgear 1, and redundant detailed description is omitted.
The opening / closing device 2 shown in FIGS. 4 and 5 has a configuration in which the deflection suppressing member 30 in the switching device 1 is replaced with a deflection suppressing member 30 ′.

The configuration of the bending restraining member 30 ′ is such that the fitting protrusion A 1 provided at one end of the protrusion D is formed in the fitting groove C 3 formed near the end of the slat 11 in the opening / closing body opening direction, and the opening / closing direction of the opening / closing body. Further, a holding means E is disposed across the slat 11 and the protrusion D.
The holding means E is a leaf spring shape having a substantially inverted L-shaped cross section across the opening / closing body width direction, and one end of the holding means E is an engaging recess 11A formed near the end of the slat 11 in the opening / closing body closing direction. While locking, along the surface of the slat 11 and the protrusion D, the other end is locked to the engagement recess D1 provided in the vicinity of the other end of the protrusion D, so that the protrusion D Is rotated in the opening / closing direction of the opening / closing body 10 and biased so as to maintain the protruding state (FIG. 4).

In the present embodiment, the deflection suppressing member 30 ′ may be configured as a single member that extends over substantially the entire width direction of the opening / closing body 10, or is disposed over substantially the entire width direction of the opening / closing body 10. As described above, the structure may be divided into a plurality of parts or the length of a part of the opening / closing body 10 in the width direction.
The holding means E may be substantially the same length as the protrusion D in the opening / closing body width direction, or shorter than the protrusion D in the opening / closing body width direction. It may be partially arranged along the width direction.

When the projecting portion D is in a non-projecting state, the opening / closing body 10 is wound by the winding device F, and when the projecting portion D tries to enter between the opening / closing bodies 10 that overlap each other at the time of winding, The protrusion D is placed in a non-protruding state by being positioned between the opening / closing bodies 10 while being turned and folded in the closing direction of the opening / closing body 10 against the urging force of the holding means E (FIG. 5).
Further, when the opening / closing body 10 is unwound from the winding device F to expose the protrusion D positioned between the opening / closing bodies 10, the protrusion D is moved in the opening direction of the opening / closing body 10 by the urging force of the holding means E. It is turned into a protruding state (FIG. 4).
According to the bending suppressing member 30 ′, the projecting portion D can be automatically switched between the projecting state and the non-projecting state in accordance with the opening / closing operation of the opening / closing body 10.

In the present embodiment, the protrusion D and the holding means E are illustrated as separate members that are configured by connecting the protrusion D and the holding means E as separate bodies, but in addition to this example, the protrusion D and The holding means E may be configured as an integral structure. For example, the holding means E shown in FIG. 4 may be configured to be disposed in substantially the entire region or part of the opening / closing body 10 along the width direction. It can be illustrated.
Further, the protrusion D may be slidable in the width direction of the opening / closing body 10 together with the holding means E without providing the engaging recess 11 for engaging the holding means E.
In addition, also in the deflection suppressing member 30 ′ in the present embodiment, an arrangement state as shown in FIGS. 2 and 3 can be implemented.

It is a principal part perspective view which shows an example of the switchgear concerning this invention, (a) shows the non-projection state of a protrusion part, (b) shows a protrusion state. The front view which shows an example of arrangement | positioning of the switchgear. The front view which shows the other example of arrangement | positioning of the switchgear. It is a principal part side view which shows the other example of the switchgear concerning this invention, and the protrusion state of a protrusion part is shown. The non-projection state of the protrusion part in the switchgear is shown.

Explanation of symbols

1, 2: Opening / closing device 10: Opening / closing body 11: Slat 11A, D1: Engaging recess
30, 30 ': Deflection suppressing member A, D: Protruding part B, E: Holding means C: Support plate C1, C2, C3: Fitting groove A1: Fitting convex part A2: Holding protrusion B1: Fitting convex part

Claims (5)

In an opening and closing device that slides and opens and closes the opening and closing body,
The opening / closing body is provided with a bending suppressing member that suppresses bending in the thickness direction, and the bending suppressing member extends along the width direction of the opening / closing body and protrudes in the opening / closing body thickness direction and non-projecting. The switchgear comprising a reinforcing structure that is arranged so as to be switchable to a state and suppresses deformation of the switchgear that occurs when the switchgear in the closed state tries to bend across its width direction .   The said bending suppression member is provided with the protrusion part which can protrude to the thickness direction side with respect to an opening-and-closing body, and the holding means which can hold | maintain the protrusion state of the said protrusion part. Switchgear.   The protruding portion is supported so as to be able to rotate forward and backward in the opening direction and the closing direction with respect to the opening / closing body, and the protruding state of the protruding portion and the non-projecting state in which the opening / closing body is folded substantially parallel to the opening / closing body And the holding means holds the protruding state of the protruding portion, and the holding portion is released to make the protruding portion non-projecting. The switchgear according to claim 2.   The holding means is supported so as to be able to rotate forward and backward in the opening direction and the closing direction with respect to the opening and closing body, and supports and holds the protruding portion in the protruding state from the closing direction side by the forward and reverse rotation. The switchgear according to claim 2 or 3, wherein a non-projecting state in which the body is folded substantially in parallel is alternately performed.   The opening / closing body is wound by a winding shaft on the opening direction side and is fed out from the winding shaft, and biases the holding means so that the protruding portion rotates in the protruding direction. The projecting portion is sandwiched between the opening and closing bodies that overlap when the opening and closing body is wound up, and thus is rotated and folded in the non-projecting direction against the urging force of the holding means. 3. The apparatus according to claim 2, wherein the holding member is released from being clamped by the urging force of the holding means so as to be elastically rotated in the protruding direction when being extended. Item 5. The switchgear according to any one of items 4.

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